Sandvik / Tamrock
550 437 55b Shaft
DL431-7C
| Part Number | 550 437 55b |
| Description | Shaft |
| Brand | Sandvik (Tamrock) |
| Assembly | Rod Changer |
| Type | Drill Rig Spare Part |
Quick answer
550 437 55b (also written 55043755b, 550-437-55b, or 550.437.55b) is a Sandvik shaft spare part used in the Rod Changer assembly of the Sandvik DL432i. Verified compatible with 3 Sandvik machine models including DL311-7, DL431-7C, DL432i. Available as an aftermarket replacement drill part from BK Drilling — Turkey-based Sandvik and Epiroc spare parts supplier serving mining contractors worldwide. Quote on request via WhatsApp; typical lead time 3-7 days for stock items.
Part code alternate forms: 55043755b, 550 437 55b, 550-437-55b.
Compatible machines
3
OEM cross-reference
550 437 55b
About Sandvik 550 437 55b Shaft
An essential drivetrain component in the Sandvik DL432i, this shaft serves the Rod Changer by reliably transferring torque and rotational motion. Manufactured from high-strength alloy steel, it withstands the continuous mechanical stress of mining and drilling applications.
This is an OEM-compatible aftermarket replacement part for the Sandvik DL432i (DL432i). Also compatible with Tamrock branded equipment of the same model series. BK Drilling supplies this part with fast worldwide shipping and competitive pricing.
Frequently asked questions
What are signs of shaft wear in drilling machines?
Symptoms include increased vibration during operation, unusual noise from the drivetrain, visible wear marks or scoring on shaft surfaces, and difficulty maintaining proper alignment of connected components.